Southwire SIMpull Type XHHW-2 conductors are primarily used in conduit, Cable Tray or other recognized raceways for service's, feeders, and branch circuit wiring, as specified in the National Electrical Code. SIMpull XHHW-2 conductors may be used in wet or dry locations at temperatures not to exceed 90° C. Voltage rating for XHHW-2 conductors is 600 volts. This cable is designed to be installed without the application of pulling lubricant.